How Do You Figure Out What Size a Model Should Be if You Have a Scale?

How Do You Figure Out What Size a Model Should Be if You Have a Scale?

Note:

Before tall sky scrapers are build, a scale model of the building is made, but how does the architect know what size the model should be? Follow along with this tutorial to find out!

Keywords:

  • word problem
  • real world
  • model
  • scale
  • ratio
  • proportion
  • cross multiply

Background Tutorials

  • Proportion Definitions

      • What's a Proportion?What's a Proportion?

      What's a Proportion?

      The idea of proportions is that a ratio can be written in many ways and still be equal to the same value. That's why proportions are actually equations with equal ratios. This is a bit of a tricky definition, so make sure to watch the tutorial!

  • Working with Proportions

      • How Do You Set Up a Proportion from a Word Problem?How Do You Set Up a Proportion from a Word Problem?

      How Do You Set Up a Proportion from a Word Problem?

      Sometimes the hardest part of a word problem is figuring out how to turn the words into an equation you can solve. This tutorial let's you see the steps to take in order to turn a word problem involving a blueprint into a proportion. Take a look!

      • How Do You Solve a Proportion Using Cross Products?How Do You Solve a Proportion Using Cross Products?

      How Do You Solve a Proportion Using Cross Products?

      Want to solve a percent proportion? Just use the means extremes property of proportions to cross multiply! Solve for the variable, and you have your answer! Learn how with this tutorial.

  • Similar Figures and Indirect Measurement

      • What is a Scale?What is a Scale?

      What is a Scale?

      In math, the term scale is used to represent the relationship between a measurement on a model and the corresponding measurement on the actual object. Without scales, maps and blueprints would be pretty useless. Check out this tutorial and learn about scale factor!

Further Exploration